/Engine/Source/Runtime/Datasmith/CADKernel/Public/CADKernel/Geo/Curves/RestrictionCurve.h
const [TSharedRef](API\Runtime\Core\Templates\TSharedRef)< [FCurve](API\Runtime\CADKernel\CADKernel\Geo\Curves\FCurve) > Get2DCurve() const